Cost / License
- Free
- Open Source (MIT)
Platforms
- Online

OnlyU is described as 'Free, secure platform for sending self-destructing messages and passwords. No signup is required, and all messages are end-to-end encrypted by default. Once read, messages are permanently deleted' and is an website in the security & privacy category. There are more than 10 alternatives to OnlyU, not only websites but also apps for a variety of platforms, including SaaS, Self-Hosted, Chrome OS and Heroku apps. The best OnlyU alternative is vanish.so, which is both free and Open Source. Other great sites and apps similar to OnlyU are Retriever, One-Time Secret, Privnote and Yopass.

Share sensitive information that will be deleted after a number of views or a number hours set by the user

Temporal.PW can convert a password into a unique temporary secure URL that is safe to send via E-Mail.
Encrypts the message on browser with JavaScript and generates one-time URLs; auto-deletes them after first read.
Enter a password or confidential message and hide it behind a link that can be accessed only once! Copy your link and send it to the recipient (customer, friend, colleague, etc.).



Use InPrivy to share passwords and other sensitive information the secure way. Generate a secure link that will be voided once opened by the recipient (more options available). Prevent your confidential data to remain fully visible in email conversations or chats.
Create one time links for secrets and sensitive data that your want to share. Keep it safe, keep it secure
If you need to send a password or some other form of simple but sensitive information to someone you can not send it over IM or email. These methods are not secure as anyone with little knowledge can intercept this information during transmission.



